16826719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 22377600

約数和(自身を除く): 5550881

約数列:

[1, 7, 13, 17, 73, 91, 119, 149, 221, 511, 949, 1043, 1241, 1547, 1937, 2533, 6643, 8687, 10877, 13559, 16133, 17731, 32929, 76139, 112931, 141401, 184909, 230503, 989807, 1294363, 2403817, 16826719]

約数ペア:

[(1, 16826719), (7, 2403817), (13, 1294363), (17, 989807), (73, 230503), (91, 184909), (119, 141401), (149, 112931), (221, 76139), (511, 32929), (949, 17731), (1043, 16133), (1241, 13559), (1547, 10877), (1937, 8687), (2533, 6643)]